79237780

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{607}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 170989056

約数和(自身を除く): 91751276

約数列:

[1, 2, 4, 5, 10, 20, 61, 107, 122, 214, 244, 305, 428, 535, 607, 610, 1070, 1214, 1220, 2140, 2428, 3035, 6070, 6527, 12140, 13054, 26108, 32635, 37027, 64949, 65270, 74054, 129898, 130540, 148108, 185135, 259796, 324745, 370270, 649490, 740540, 1298980, 3961889, 7923778, 15847556, 19809445, 39618890, 79237780]

約数ペア:

[(1, 79237780), (2, 39618890), (4, 19809445), (5, 15847556), (10, 7923778), (20, 3961889), (61, 1298980), (107, 740540), (122, 649490), (214, 370270), (244, 324745), (305, 259796), (428, 185135), (535, 148108), (607, 130540), (610, 129898), (1070, 74054), (1214, 65270), (1220, 64949), (2140, 37027), (2428, 32635), (3035, 26108), (6070, 13054), (6527, 12140)]